| Analyte |
QC Level |
Spiked conc.(pg/ml)* |
Mean (± SD) calculated conc. (pg/ml) |
%RSD |
%RE |
| Levonorgestrel |
LLOQQC |
99.611 |
99.263 (± 5.906) |
4.30 |
-0.35 |
| |
LQC |
290.749 |
284.350 (± 3.890) |
3.48 |
-2.20 |
| |
MQC |
14537.450 |
13351.197 (± 185.788) |
2.43 |
-8.16 |
| |
HQC |
27956.635 |
25973.737 (± 481.165) |
3.00 |
-7.09 |
|
| *About 400 pg/ml concentration of ethinyl estradiol concentration spiked in the QC samples |
| Table 2c: Precision and accuracy (n=6) of levonorgestrel (in the presence of ethinyl estradiol) in human plasma. |
